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Q&A Can you boil/decontaminate water with heat from a magnifying glass?

A bit hypothetical, but ruling out being able to use a solar still, or the SODIS method, could you make water drinkable by using the suns heat through a magnifying glass? Paper self ignites at 451...

3 answers  ·  posted 7y ago by Nate W‭  ·  last activity 5y ago by System‭

Question survival water-purification drinking-water